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Endurance races calendar in August 2025 - 2026 in the United Kingdom

ATW Dorney Triathlon - August

Windsor SL4 6FJ, UK, United Kingdom
09 Aug, 2025 (Sat)
Aquabike
750 m
20 km
1500 m
40 km
This event also offers:Running, Triathlon
From
55 USD
ATW Dorney Triathlon - August

ATW St Neots Triathlon - Race 3

Eaton Ford, United Kingdom
10 Aug, 2025 (Sun)
Aquabike
750 m
24 km
1500 m
45 km
This event also offers:Triathlon
From
70 USD
ATW St Neots Triathlon - Race 3

ATW Oundle Triathlon

Oundle, United Kingdom
17 Aug, 2025 (Sun)
Aquabike
600 m
25 km
This event also offers:Triathlon
From
70 USD
ATW Oundle Triathlon

Devon Grit

Budleigh Salterton, United Kingdom
24 Aug, 2025 (Sun)
Gravel biking
43 km, 70 km, 82 km, 110 km
From
52 USD
Devon Grit

Recommended for you

ATW Midweek Dorney Triathlon - August

Windsor SL4 6FJ, UK, United Kingdom
27 Aug, 2025 (Wed)
Aquabike
750 m
20 km
This event also offers:Triathlon
From
76 USD
ATW Midweek Dorney Triathlon - August

Roadford Lake Triathlon - Autumn

Broadwoodwidger, United Kingdom
31 Aug, 2025 (Sun)
Aquabike
1500 m
46 km
750 m
20 km
This event also offers:Triathlon, Aquathlon
From
55 USD
Roadford Lake Triathlon - Autumn

Tough Mudder Midlands

Drumlanrig Castle, Thornhill, United Kingdom
14-15 Aug, 2022 (Sun - Mon)
Obstacle race
5 km, 15 km

Tough Mudder South West

Cirencester Park, United Kingdom
20-21 Aug, 2022 (Sat - Sun)
Obstacle race
5 km, 10 km, 15 km

ATW Hertfordshire & Middlesex Triathlon

Hertfordshire, United Kingdom
04 Aug, 2024 (Sun)
Aquabike
1500 m
42 km
This event also offers:Triathlon
ATW Hertfordshire & Middlesex Triathlon

The Big East Triathlon

CM0 7RB, United Kingdom
04 Aug, 2024 (Sun)
Aquabike
1500 m
87 km
This event also offers:Triathlon

This week’s best deals

Image of Standard Chartered Hanoi Marathon - Heritage Race
Up to 65% off
3.9

Standard Chartered Hanoi Marathon - Heritage Race

Hanoi, Vietnam
09 Nov, 2025 (Sun)
Running
From 16 USD40 USD
Image of Halong Bay Heritage Marathon
Up to 65% off
4.4

Halong Bay Heritage Marathon

Thành phố Hạ Long, Vietnam
23 Nov, 2025 (Sun)
Running
From 16 USD38 USD
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Up to 65% off
4.5

Can Tho Heritage Marathon

Vietnam, Vietnam
21 Dec, 2025 (Sun)
Running
From 16 USD40 USD
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Up to 60% off
5

Ultra Maratona Atlântica

Melides, Portugal
27 Jul, 2025 (Sun)
Trail running
From 12 USD29 USD
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Up to 55% off
5
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Maga Circe Marathon

San Felice Circeo, Italy
01 Feb, 2026 (Sun)
Running, Walking
From 14 USD18 USD
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Up to 50% off

Apfel Arena Makarska Half Marathon

Makarska, Croatia
25-26 Oct, 2025 (Sat - Sun)
Running
From 25 USD43 USD
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Up to 50% off

Trakai Triathlon

Trakai, Lithuania
29 Jun, 2025 (Sun)
Triathlon
From 29 USD57 USD
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Up to 50% off
1

Ostrava City Marathon

Ostrava, Czech Republic
14 Sep, 2025 (Sun)
Running
From 7 USD12 USD
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Up to 50% off
5
Map

Pula Marathon

Pula, Croatia
20 Sep, 2025 (Sat)
Nordic walking, Running
From 12 USD23 USD
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Up to 50% off
5
Map

Sierra Blanca Estates Marbella Half Marathon

Marbella, Spain
28 Sep, 2025 (Sun)
Running
From 18 USD
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Up to 50% off

Pisa Half Marathon

Pisa, Italy
12 Oct, 2025 (Sun)
Running
From 12 USD23 USD
Image of Garda Trentino Half Marathon
Up to 50% off
4.8

Garda Trentino Half Marathon

Riva del Garda, Italy
09 Nov, 2025 (Sun)
Running
From 14 USD
Image of Palermo Marathon and Half Marathon
Up to 50% off
4.5

Palermo Marathon and Half Marathon

Palermo, Italy
16 Nov, 2025 (Sun)
Running
From 23 USD46 USD
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Up to 50% off
4.3

ZAGREB21 – Zagreb Spring Half Marathon powered by heineken 0.0

Zagreb, Croatia
21-22 Mar, 2026 (Sat - Sun)
Running
From 18 USD29 USD
Image of Sarajevo Half Marathon
Up to 49% off
4.3

Sarajevo Half Marathon

Sarajevo, Bosnia and Herzegovina
21 Sep, 2025 (Sun)
Running
From 30 USD59 USD
Image of Font Vella Lanzarote International Marathon
Up to 46% off
5

Font Vella Lanzarote International Marathon

Costa Teguise, Spain
05-06 Dec, 2025 (Fri - Sat)
Running, Wheelchair
From 10 USD18 USD
Image of Generali Tranquilidade Half Marathon of Discoveries
Up to 46% off
5

Generali Tranquilidade Half Marathon of Discoveries

Lisboa, Portugal
07 Dec, 2025 (Sun)
Running
From 10 USD18 USD
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Up to 45% off
5
Map

Timisoara 21K

Timișoara, Romania
08 Mar, 2026 (Sun)
Running
From 22 USD40 USD
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Up to 45% off

Ta Nang Ultra Trail

Đức Trọng, Vietnam
21-22 Nov, 2025 (Fri - Sat)
Trail running
From 37 USD68 USD
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Up to 45% off
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EPIC Azores by Decathlon

Vila Franca do Campo, Portugal
05-06 Dec, 2025 (Fri - Sat)
Trail running
From 23 USD35 USD

Registration just opened

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Up to 37% off
4.5

Reggae Marathon, Half Marathon, 10k & 5K

Negril, Jamaica
07 Dec, 2025 (Sun)
Running
From 50 USD80 USD
Image of Generali Tranquilidade Half Marathon of Discoveries
Up to 46% off
5

Generali Tranquilidade Half Marathon of Discoveries

Lisboa, Portugal
07 Dec, 2025 (Sun)
Running
From 10 USD18 USD
Image of Ta Nang Ultra Trail
Up to 45% off

Ta Nang Ultra Trail

Đức Trọng, Vietnam
21-22 Nov, 2025 (Fri - Sat)
Trail running
From 37 USD68 USD
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Up to 25% off

Thailand Swimathon presented by TriFactor

Chon Buri, Thailand
20-21 Dec, 2025 (Sat - Sun)
Swimming
From 16 USD22 USD
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Up to 27% off
4

Podgorica Millennium Run

Podgorica, Montenegro
09 Nov, 2025 (Sun)
Running
From 23 USD29 USD
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Up to 22% off

Trilho Urbano de São Vicente

Lisboa, Portugal
11 May, 2025 (Sun)
Running, Walking
From 8 USD11 USD
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4.6

JTBC Seoul Marathon

Seoul, South Korea
02 Nov, 2025 (Sun)
Running
From 80 USD
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Up to 34% off
5

Maratona di San Valentino

Terni, Italy
15 Feb, 2026 (Sun)
Running
From 27 USD40 USD
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3

Marathon Skampa - Elbasan

Elbasan, Albania
05 Oct, 2025 (Sun)
Running
From 12 USD
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Faro Fuerteventura

Jandia, Spain
22 Jun, 2025 (Sun)
Cycling
From 40 USD
Image of Manila Marathon

Manila Marathon

MOA Concert Grounds, Philippines
10 Aug, 2025 (Sun)
Running
From 21 USD
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1

AU Jaipur Maraton

Jaipur, India
01 Feb, 2026 (Sun)
Running
From 13 USD
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3

Maraton Monumental Primer Santiago de America

Santiago De Los Caballeros, Dominican Republic
30 Nov, 2025 (Sun)
Running
From 25 USD
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Up to 18% off
5

Hafkamp Groenewegen De Ronde Venen Marathon

Abcoude, Netherlands
16 Nov, 2025 (Sun)
Running
From 14 USD16 USD
Image of London 1.5k, 5k,10k and Half Marathon MoRun
Up to 26% off

London 1.5k, 5k,10k and Half Marathon MoRun

Londres, United Kingdom
02 Nov, 2025 (Sun)
Running
From 15 USD20 USD
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Up to 26% off

Poole 1.5k, 5k, 10k & Half Marathon MoRun

Upton, United Kingdom
08 Nov, 2025 (Sat)
Trail running
From 15 USD20 USD
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Up to 26% off

Liverpool 1.5k, 5k,10k & Half Marathon MoRun

Merseyside, United Kingdom
15 Nov, 2025 (Sat)
Trail running
From 15 USD20 USD
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Up to 25% off

Pangsida Camp Trail

Tambon Tha Yaek, Thailand
16 Nov, 2025 (Sun)
Running, Trail running
From 17 USD21 USD
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Up to 26% off

Milton Keynes 1.5k, 5k & 10k MoRun

Milton Keynes, United Kingdom
23 Nov, 2025 (Sun)
Trail running
From 15 USD20 USD
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Up to 33% off

Thailand Earth Trail Series Saraburi

Tambon Cha Om, Thailand
27 Jul, 2025 (Sun)
Trail running
From 29 USD44 USD

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